linux-ext4 - Re: [PATCH V2] mke2fs: prevent creation of filesystem with unsupported revision

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Date:	Thu, 1 May 2014 16:20:40 -0600
From:	Andreas Dilger <adilger@...ger.ca>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	ext4 development <linux-ext4@...r.kernel.org>,
	Frank Sorenson <fsorenso@...hat.com>
Subject: Re: [PATCH V2] mke2fs: prevent creation of filesystem with unsupported revision

On May 1, 2014, at 2:39 PM, Eric Sandeen <sandeen@...hat.com> wrote:

> From: Frank Sorenson <fsorenso@...hat.com>
> 
> Don't create a filesystem with an unsupported revision number

I like the commit comment on the original patch better...

Cheers, Andreas

> Signed-off-by: Frank Sorenson <fsorenso@...hat.com>
> Signed-off-by: Eric Sandeen <sandeen@...hat.com>
> ---
> 
> V2: Frank did this independently, and it's better.  I forgot about
> using com_err here.
> 
> --- a/misc/mke2fs.c	
> +++ a/misc/mke2fs.c	
> @@ -1684,6 +1684,11 @@ profile_error:
> 					_("bad revision level - %s"), optarg);
> 				exit(1);
> 			}
> +			if (r_opt > EXT2_MAX_SUPP_REV) {
> +				com_err(program_name, EXT2_ET_REV_TOO_HIGH,
> +					_("while trying to create revision %d"), r_opt);
> +				exit(1);
> +			}
> 			fs_param.s_rev_level = r_opt;
> 			break;
> 		case 's':	/* deprecated */
> --
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Cheers, Andreas






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